::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: #555;
}

* {
  margin: 0;
  padding: 0;
}
body {
  font-family: "Comic Neue", sans-serif;
}
:root {
  --primary: #fff;
  --bg-envelope-color: #f5edd1;
  --envelope-tab: #ecdeb8;
  --envelope-cover: #e6cfa7;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --txt-color: #444;
  --heart-color: rgb(252, 8, 231);
}
.one {
  background-color: #cccccc;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  background: var(--bg-color);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.background {
  height: 100vh;
  width: 100%;
  position: relative;
}
.one {
  width: 100%;
  height: 100%;
}
.background img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.container {
  height: 100%;
  width: 100%;
  top: 1.5rem;
  display: grid;
  position: absolute;
  place-items: center;
}
.container > .envelope-wrapper {
  background: var(--bg-envelope-color);
  box-shadow: 0 0 40px var(--shadow-color);
}
.envelope-wrapper > .envelope {
  position: relative;
  width: 500px;
  height: 240px;
}
.envelope-wrapper > .envelope::before {
  content: "";
  position: absolute;
  top: 0;
  z-index: 2;
  border-top: 150px solid var(--envelope-tab);
  border-right: 250px solid transparent;
  border-left: 250px solid transparent;
  transform-origin: top;
  transition: all 0.5s ease-in-out 0.7s;
}
.envelope-wrapper > .envelope::after {
  content: "";
  position: absolute;
  z-index: 2;
  width: 0px;
  height: 0px;
  border-top: 150px solid transparent;
  border-right: 250px solid var(--envelope-cover);
  border-bottom: 100px solid var(--envelope-cover);
  border-left: 250px solid var(--envelope-cover);
}
.envelope > .letter {
  position: absolute;
  right: 20%;
  bottom: 0;
  width: 60%;
  height: 98%;
  background: var(--primary);
  text-align: center;
  transition: all 1s ease-in-out;
  box-shadow: 0 0 5px var(--shadow-color);
  padding: 15px 15px 50px 15px;
}

.envelope > .letter > .text {
  font-family: "Comic Neue";
  color: var(--txt-color);
  text-align: left;
  font-size: 12px;
}
.heart {
  position: absolute;
  top: 51%;
  left: 50%;
  width: 30px;
  height: 30px;
  background: rgb(255, 131, 151);
  z-index: 4;
  transform: translate(-50%, -20%) rotate(45deg);
  transition: transform 0.5s ease-in-out 1s;
  box-shadow: 0 1px 6px var(--shadow-color);
  cursor: pointer;
}
.heart:before,
.heart:after {
  content: "";
  position: absolute;
  width: 30px;
  height: 30px;
  background-color: rgb(255, 131, 151);
  border-radius: 50%;
}
.heart:before {
  top: -15.5px;
}
.heart:after {
  right: 15.5px;
}
.flap > .envelope:before {
  transform: rotateX(180deg);
  z-index: 0;
}
.flap > .envelope > .letter {
  bottom: 140px;
  transform: scale(1.5);
  transition-delay: 1s;
}
.flap > .heart {
  transform: rotate(90deg);
  transition-delay: 0.4s;
}
.love {
  text-align: center;
  font-weight: bold;
}
.pana {
  width: 100%;
  margin-top: 0.3rem;
}
.pana img {
  width: 1.5rem;
  margin: auto;
}

#window #gif img {
  opacity: 0;
  transition: opacity 0.3s, width 0.3s;
  width: 5rem;
}
#gif {
  pointer-events: none;
}

#window:hover #gif img {
  opacity: 1;
  width: 11rem;
}

.music-container {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 450px;
  z-index: 1;
  transition: all 0.75s cubic-bezier(0.075, 0.82, 0.165, 1);
}

.player {
  display: flex;
  justify-content: end;
  align-items: center;
  width: 100%;
  height: 70px;
}

.track-info {
  position: absolute;
  top: 0;
  left: -0.3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  transition: all 0.25s ease;
}

.trackname {
  font-size: 1.5rem;
  font-weight: bold;
  pointer-events: none;
}
.trackartist {
  font-size: 0.8rem;
  pointer-events: none;
}
.track-nav {
  gap: 0.2rem;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  transition: all 0.25s ease;
}

.music-container.hide {
  width: 140px;
}

.music-container.hide .track-info,
.music-container.hide .track-nav {
  transition: all 0s ease;
  opacity: 0;
}

.toggle-player {
  position: absolute;
  right: -1rem;
  top: -1rem;
  width: 2rem;
  z-index: 2;
  border-radius: 100%;
  cursor: pointer;
}

.sound-bars-lottie {
  position: absolute;
  top: 1.1rem;
  left: 4.5rem;
}
.sound-bars {
  width: 100%;
  width: 60px;
  height: 60px;
}
.prev-track,
.playpause-track,
.next-track {
  cursor: pointer;
  z-index: 100;
  border-radius: 100%;
  padding: 0.3rem;
}

.prev-track:hover,
.playpause-track:hover,
.next-track:hover {
  background-color: rgb(190, 190, 190);
  transition-duration: 0.5s;
}